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78 lines
2.6 KiB
78 lines
2.6 KiB
/* $IdPath$ |
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* Bytecode internal structures header file |
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* |
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* Copyright (C) 2001 Peter Johnson |
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* |
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* This file is part of YASM. |
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* |
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* YASM is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef YASM_BC_INT_H |
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#define YASM_BC_INT_H |
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struct effaddr { |
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/*@only@*/ /*@null@*/ expr *disp; /* address displacement */ |
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unsigned char len; /* length of disp (in bytes), 0 if unknown, |
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* 0xff if unknown and required to be >0. |
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*/ |
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unsigned char nosplit; /* 1 if reg*2 should not be split into |
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reg+reg. (0 if not) */ |
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/* architecture-dependent data may be appended */ |
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}; |
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void *ea_get_data(effaddr *); |
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#define ea_get_data(x) (void *)(((char *)x)+sizeof(effaddr)) |
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const void *ea_get_const_data(const effaddr *); |
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#define ea_get_const_data(x) (const void *)(((const char *)x)+sizeof(effaddr)) |
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struct immval { |
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/*@only@*/ /*@null@*/ expr *val; |
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unsigned char len; /* length of val (in bytes), 0 if unknown */ |
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unsigned char isneg; /* the value has been explicitly negated */ |
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unsigned char f_len; /* final imm length */ |
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unsigned char f_sign; /* 1 if final imm should be signed */ |
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}; |
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struct bytecode { |
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/*@reldef@*/ STAILQ_ENTRY(bytecode) link; |
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bytecode_type type; |
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/* number of times bytecode is repeated, NULL=1. */ |
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/*@only@*/ /*@null@*/ expr *multiple; |
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unsigned long len; /* total length of entire bytecode (including |
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multiple copies), 0 if unknown */ |
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/* where it came from */ |
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/*@dependent@*/ /*@null@*/ const char *filename; |
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unsigned int lineno; |
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/* other assembler state info */ |
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unsigned long offset; /* 0 if unknown */ |
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/* storage for optimizer flags */ |
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unsigned long opt_flags; |
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/* architecture-dependent data may be appended */ |
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}; |
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void *bc_get_data(bytecode *); |
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#define bc_get_data(x) (void *)(((char *)x)+sizeof(bytecode)) |
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const void *bc_get_const_data(const bytecode *); |
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#define bc_get_const_data(x) (const void *)(((const char *)x)+sizeof(bytecode)) |
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#endif
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